Question

an electric iron Box consumes 1 kw Power at 220 v find the current flowing through the circuit
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Answer 1

4.55A

Explanation:

as p=v.i as we have to find i so v ill go to left side under p as it is in multiply with i so it becomes

p/v=i

which gives

1kw =1000 w

so

1000/220=4.55A